Using the standard deviation of returns as a proxy for the total risk, by how much would the total risk change if you hold either stock X or Y separately versus holding a portfolio of XY that consistent of 60% in X and the remainder in Y? What is the correlation coefficient between X and Y? If there is or there is not any changes, make sure to explain the financial (not the mathematical) logic behind it. X Y 40.00% 40.00% -10.00% 35.00% 35.00% -10.00% Year 2007 2008 2009 Average return = Standard deviation = 21.67% 27.54% 21.67% 27.54%

Essentials Of Investments
11th Edition
ISBN:9781260013924
Author:Bodie, Zvi, Kane, Alex, MARCUS, Alan J.
Publisher:Bodie, Zvi, Kane, Alex, MARCUS, Alan J.
Chapter1: Investments: Background And Issues
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Qd 109.

Using the standard deviation of returns as a proxy for the total risk, by how much would the total risk
change if you hold either stock X or Y separately versus holding a portfolio of XY that consistent of 60%
in X and the remainder in Y? What is the correlation coefficient between X and Y? If there is or there is
not any changes, make sure to explain the financial (not the mathematical) logic behind it.
X
Y
40.00%
40.00%
-10.00%
35.00%
35.00% -10.00%
Year
2007
2008
2009
Average return =
Standard deviation =
21.67%
21.67%
27.54% 27.54%
Transcribed Image Text:Using the standard deviation of returns as a proxy for the total risk, by how much would the total risk change if you hold either stock X or Y separately versus holding a portfolio of XY that consistent of 60% in X and the remainder in Y? What is the correlation coefficient between X and Y? If there is or there is not any changes, make sure to explain the financial (not the mathematical) logic behind it. X Y 40.00% 40.00% -10.00% 35.00% 35.00% -10.00% Year 2007 2008 2009 Average return = Standard deviation = 21.67% 21.67% 27.54% 27.54%
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